SHU43C02UC-46 half inch of sudsy water
Okay great ! the problem you are having is a very common issue with these machines.Your water inlet valve is bad. appliancepartsimages.com/dbImages/i/00003547/Water-Inlet-Valve-607335-01066917.jpg" alt="Water Inlet Valve 607335 Main Product View" width="417" height="327"/>your not getting enough water so the soap wont dissolve. you will need to order and replace the valve. below is a link to order it. These valves run around $31.00.
link to valve ---- http://www.repairclinic.com/PartDetail/Water-Inlet-Valve/607335/1386463?modelNumber=SHU43C02UC%2F46 make sure your water shutoff under the sink is open fully before ordering a new valve, thanks and have a great weekend ! Bryan